Lophosphaeridium microspinosum Appendix A
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"microspinosum" (Eisenack, 1954a, p.209-210, pl.1, fig.8) Downie, 1963, p.631. Holotype: Eisenack, 1954a, pl.1, fig.8. NOW Baltisphaeridium (Appendix A). Originally Hystrichosphaeridium, subsequently (and now) Baltisphaeridium (Appendix A), thirdly Lophosphaeridium, fourthly Visbysphaera (Appendix A), fifthly Buedingiisphaeridium (combination not validly published, Appendix A). Taxonomic junior synonym: Baltisphaeridium listeri Kiryanov, 1978, according to Le Hérissé (1989, p.210). Age: Silurian (Late Llandovery).
Parent: Lophosphaeridium
